This was discussed on github, you can find the conversation here: github.com/haproxy/haproxy send-proxy-v2 in Rings results in segfault opened 01:42PM - 07 May 25 UTC dot-mike type: bug status: fixed 2.4 ### Detailed Description of the Problem When using server option send-proxy- … v2 inside ring, the program crashes with segfault. Rings documentation specifically mention that all parameters for server is supported. ### Expected Behavior Not to segfault ### Steps to Reproduce the Behavior 1.